1963 AMC 12 第 27 题
先试着解答 1963 AMC 12 第 27 题，然后核对你的答案与精心整理的解答，解答来自 LIVE by Po-Shen Loh。你也可以参加完整限时模拟考试、查看全部 1963 AMC 12 解答，或核对答案。
所有题目均经美国数学协会（MAA）官方合法授权使用。
27.
在平面上画六条直线，其中任意两条都不平行，任意三条都不共点。它们把平面分成的区域数是：
Six straight lines are drawn in a plane with no two parallel and no three concurrent. The number of regions into which they divide the plane is:
其他年份的第 27 题
- 1950 AMC 12
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- 1955 AMC 12
- 1956 AMC 12
- 1957 AMC 12
- 1958 AMC 12
- 1959 AMC 12
- 1960 AMC 12
- 1961 AMC 12
- 1962 AMC 12
- 1964 AMC 12
- 1965 AMC 12
- 1966 AMC 12
- 1967 AMC 12
- 1968 AMC 12
- 1969 AMC 12
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